Hazardous Material 3 : General. A substance or material which has been determined by an appropriate authority to be capable of posing an unreasonable risk to health, safety and property.
United Nations Department of Humanitarian Affairs, Internationally Agreed Glossary of Basic Terms Related to Disaster Management, International Decade (1990-2000) for Natural Disaster Reduction (IDNDR) DHA-Geneva 1992. http://reliefweb.int/sites/reliefweb.int/files/res ources/004DFD3E15B69A67C1256C4C006225C2-dha-glossa ry-1992.pdf, (ND Red - Brit) {494}